model	 trise	 tfall	 tphl
TT	1.078837e-10	1.896463e-10	1.410843e-10
TT	9.790142e-11	1.499210e-10	1.109168e-10
TT	9.313224e-11	1.336395e-10	9.874951e-11
TT	9.077405e-11	1.262346e-10	9.344102e-11
